% Echo Location Surface Spectrum in units of mm/sqrt(Hz)
% 64 Frequency Bands are 0.01562500 Hz wide(first frequency band is centered at 0.00830078)
      77
      73
      52
      34
     134
     137
     281
     455
     905
    1369
    1012
     827
     593
     856
     510
     505
     385
     464
     423
     321
     377
     288
     286
     307
     269
     252
     211
     241
     188
     205
     194
     184
     158
     162
     143
     130
     130
     108
     107
     112
      60
      99
      66
      83
      78
      72
      67
      61
      36
      41
      34
      39
      -9
      29
     -33
      31
     -24
      19
     -41
      -4
      -8
     -34
     -38
     -42